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// Copyright (C) 2002-2012 Nikolaus Gebhardt
// This file is part of the "Irrlicht Engine".
// For conditions of distribution and use, see copyright notice in irrlicht.h
#ifndef __C_GUI_EDIT_BOX_H_INCLUDED__
#define __C_GUI_EDIT_BOX_H_INCLUDED__
#include "IrrCompileConfig.h"
#ifdef _IRR_COMPILE_WITH_GUI_
#include "IGUIEditBox.h"
#include "irrArray.h"
#include "IOSOperator.h"
namespace irr
{
namespace gui
{
class CGUIEditBox : public IGUIEditBox
{
public:
//! constructor
CGUIEditBox(const wchar_t* text, bool border, IGUIEnvironment* environment,
IGUIElement* parent, s32 id, const core::rect<s32>& rectangle);
//! destructor
virtual ~CGUIEditBox();
//! Sets another skin independent font.
virtual void setOverrideFont(IGUIFont* font=0);
//! Gets the override font (if any)
/** \return The override font (may be 0) */
virtual IGUIFont* getOverrideFont() const;
//! Get the font which is used right now for drawing
/** Currently this is the override font when one is set and the
font of the active skin otherwise */
virtual IGUIFont* getActiveFont() const;
//! Sets another color for the text.
virtual void setOverrideColor(video::SColor color);
//! Gets the override color
virtual video::SColor getOverrideColor() const;
//! Sets if the text should use the overide color or the
//! color in the gui skin.
virtual void enableOverrideColor(bool enable);
//! Checks if an override color is enabled
/** \return true if the override color is enabled, false otherwise */
virtual bool isOverrideColorEnabled(void) const;
//! Sets whether to draw the background
virtual void setDrawBackground(bool draw);
//! Turns the border on or off
virtual void setDrawBorder(bool border);
//! Enables or disables word wrap for using the edit box as multiline text editor.
virtual void setWordWrap(bool enable);
//! Checks if word wrap is enabled
//! \return true if word wrap is enabled, false otherwise
virtual bool isWordWrapEnabled() const;
//! Enables or disables newlines.
/** \param enable: If set to true, the EGET_EDITBOX_ENTER event will not be fired,
instead a newline character will be inserted. */
virtual void setMultiLine(bool enable);
//! Checks if multi line editing is enabled
//! \return true if mult-line is enabled, false otherwise
virtual bool isMultiLineEnabled() const;
//! Enables or disables automatic scrolling with cursor position
//! \param enable: If set to true, the text will move around with the cursor position
virtual void setAutoScroll(bool enable);
//! Checks to see if automatic scrolling is enabled
//! \return true if automatic scrolling is enabled, false if not
virtual bool isAutoScrollEnabled() const;
//! Gets the size area of the text in the edit box
//! \return Returns the size in pixels of the text
virtual core::dimension2du getTextDimension();
//! Sets text justification
virtual void setTextAlignment(EGUI_ALIGNMENT horizontal, EGUI_ALIGNMENT vertical);
//! called if an event happened.
virtual bool OnEvent(const SEvent& event);
//! draws the element and its children
virtual void draw();
//! Sets the new caption of this element.
virtual void setText(const wchar_t* text);
//! Sets the maximum amount of characters which may be entered in the box.
//! \param max: Maximum amount of characters. If 0, the character amount is
//! infinity.
virtual void setMax(u32 max);
//! Returns maximum amount of characters, previously set by setMax();
virtual u32 getMax() const;
//! Sets whether the edit box is a password box. Setting this to true will
/** disable MultiLine, WordWrap and the ability to copy with ctrl+c or ctrl+x
\param passwordBox: true to enable password, false to disable
\param passwordChar: the character that is displayed instead of letters */
virtual void setPasswordBox(bool passwordBox, wchar_t passwordChar = L'*');
//! Returns true if the edit box is currently a password box.
virtual bool isPasswordBox() const;
//! Updates the absolute position, splits text if required
virtual void updateAbsolutePosition();
//! Writes attributes of the element.
virtual void serializeAttributes(io::IAttributes* out, io::SAttributeReadWriteOptions* options) const;
//! Reads attributes of the element
virtual void deserializeAttributes(io::IAttributes* in, io::SAttributeReadWriteOptions* options);
protected:
//! Breaks the single text line.
void breakText();
//! sets the area of the given line
void setTextRect(s32 line);
//! returns the line number that the cursor is on
s32 getLineFromPos(s32 pos);
//! adds a letter to the edit box
void inputChar(wchar_t c);
//! calculates the current scroll position
void calculateScrollPos();
//! calculated the FrameRect
void calculateFrameRect();
//! send some gui event to parent
void sendGuiEvent(EGUI_EVENT_TYPE type);
//! set text markers
void setTextMarkers(s32 begin, s32 end);
bool processKey(const SEvent& event);
bool processMouse(const SEvent& event);
s32 getCursorPos(s32 x, s32 y);
bool MouseMarking;
bool Border;
bool Background;
bool OverrideColorEnabled;
s32 MarkBegin;
s32 MarkEnd;
video::SColor OverrideColor;
gui::IGUIFont *OverrideFont, *LastBreakFont;
IOSOperator* Operator;
u32 BlinkStartTime;
s32 CursorPos;
s32 HScrollPos, VScrollPos; // scroll position in characters
u32 Max;
bool WordWrap, MultiLine, AutoScroll, PasswordBox;
wchar_t PasswordChar;
EGUI_ALIGNMENT HAlign, VAlign;
core::array< core::stringw > BrokenText;
core::array< s32 > BrokenTextPositions;
core::rect<s32> CurrentTextRect, FrameRect; // temporary values
};
} // end namespace gui
} // end namespace irr
#endif // _IRR_COMPILE_WITH_GUI_
#endif // __C_GUI_EDIT_BOX_H_INCLUDED__
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